The Queen's coffin is now lying in rest in Edinburgh after travelling from Balmoral Castle where she died aged 96.
On Sunday morning in Scotland, the coffin left Balmoral and travelled through the north-east of the country, with three main stops for dignitaries and the public to pay their respects.
After arriving in Edinburgh, the Queen's coffin was placed in the throne room of the Palace of Holyroodhouse where it will remain for a day.
The palace is where the Queen's ancestor King James learned he had inherited the throne of England after the death of Queen Elizabeth I, uniting the Scottish and English crowns.
September 12: The Queen's body is taken to St Giles' Cathedral
On Monday afternoon (local time) a procession will take the Queen's coffin from the Palace of Holyroodhouse to the nearby St Giles' Cathedral.
King Charles III and members of the royal family will take part in the procession, as well as a service at St Giles' to receive the coffin.
After the service, the people of Scotland will have the opportunity to come and pay their respects.
September 13: The Queen's coffin arrives in England
On Tuesday afternoon, the Queen's coffin will fly from Edinburgh Airport on a Royal Air Force aircraft to RAF Northolt.
Princess Anne, the Queen's only daughter, will travel on the flight with her mother's coffin.
Then from Northolt, the coffin will be driven to Buckingham Palace to rest in the Bow Room.
September 14: The Queen's coffin arrives in Westminster
On Wednesday afternoon, a procession with the King's Troop, Royal Horse Artillery, will take the coffin from Buckingham Palace to Westminster Hall.
The procession will pass The Mall, Horse Guards, Whitehall, Parliament Square and New Palace Yard before it arrives at Westminster Hall.
Once at Westminster, a service will be held by the Archbishop of Canterbury which the royal family will attend.
The Queen's body will lie in state in Westminster Hall for four days for the public to visit.
September 19: The Queen's funeral
At 11am on Monday, September 19, the Queen's body will be taken from the Palace of Westminster to Westminster Abbey for the state funeral.
After that the Queen's body will be taken to St George's Chapel at Windsor Castle where she will be interred next to her husband, Prince Philip.
Operation Spring Tide is the name of the plan for King Charles's accession and the events that follow.
In the days leading up to the Queen's funeral on September 19, the new King has a packed schedule.
King Charles and Queen Consort Camilla will travel to each of the kingdoms - Scotland, Wales and Northern Ireland - to meet with heads of state.
Today the pair will go to Westminster Hall where both houses of parliament will meet to express their condolences.
They'll then travel to Edinburgh where they'll inspect the guard of honour at Holyroodhouse before a ceremony of the keys, where the lord provost of Edinburgh gives the new King the keys to the city.
The King and Queen Consort will then join with members of the royal family for the procession with the Queen's coffin from the Palace of Holyroodhouse to St Giles' Cathedral.
After that the King will meet with Scotland's first minister Nicola Sturgeon before heading on to Scotland's parliament to hear their condolences.
On Tuesday, the King and Queen Consort will head to Belfast in Northern Ireland.
They'll meet the Secretary of State Chris Heaton-Harris at Hillsborough Castle - the official government residence - and receive condolences from party leaders.
After that it's back to London to witness the Queen's coffin arriving at Buckingham Palace.
The next day he will lead the procession from the palace to Westminster Hall.
As the Queen lies in state at Westminster, the King and Queen Consort will visit Wales to meet with leaders before returning back to England for the funeral.